[dpdk-dev] [PATCH v3 3/3] doc: update deprecation of CIO barrier APIs

Ananyev, Konstantin konstantin.ananyev at intel.com
Wed Jul 8 13:05:21 CEST 2020



> -----Original Message-----
> From: dev <dev-bounces at dpdk.org> On Behalf Of Honnappa Nagarahalli
> Sent: Friday, July 3, 2020 7:58 PM
> To: dev at dpdk.org; honnappa.nagarahalli at arm.com; ruifeng.wang at arm.com; jerinj at marvell.com; hemant.agrawal at nxp.com;
> ajit.khaparde at broadcom.com; igorch at amazon.com; thomas at monjalon.net; viacheslavo at mellanox.com; arybchenko at solarflare.com;
> Richardson, Bruce <bruce.richardson at intel.com>
> Cc: nd at arm.com
> Subject: [dpdk-dev] [PATCH v3 3/3] doc: update deprecation of CIO barrier APIs
> 
> rte_cio_*mb APIs will be deprecated in 20.11 release.
> 
> Signed-off-by: Honnappa Nagarahalli <honnappa.nagarahalli at arm.com>
> ---
>  doc/guides/rel_notes/deprecation.rst | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
> index d1034f60f..59656da3d 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -40,6 +40,12 @@ Deprecation Notices
>    These wrappers must be used for patches that need to be merged in 20.08
>    onwards. This change will not introduce any performance degradation.
> 
> +* rte_cio_*mb: Since the IO barriers for ArmV8-a platforms are relaxed from DSB
> +  to DMB, rte_cio_*mb APIs provide the same functionality as rte_io_*mb
> +  APIs(taking all platforms into consideration). rte_io_*mb APIs should be used
> +  in the place of rte_cio_*mb APIs. The rte_cio_*mb APIs will be deprecated in
> +  20.11 release.
> +
>  * igb_uio: In the view of reducing the kernel dependency from the main tree,
>    as a first step, the Technical Board decided to move ``igb_uio``
>    kernel module to the dpdk-kmods repository in the /linux/igb_uio/ directory
> --

Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>

> 2.17.1



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